@media screen and(max-width:767px) {
    .container{
        width: 100%;
    }
}
@media screen and(min-width:768px){
    .container{
        width:850px;
    }
}
@media screen and(min-width:992px) {
    .container{
        width:970px;
    }
}
@media screen and(min-width:1200px) {
    .container{
        width:1170px;
    }
}
.big{
    background-color: #eee;
}
.wz{
    padding: 2%;
    text-align: center;
}
.caption{
    text-align: center;
}
.wzq{
    color: rgb(161, 159, 3);
}
